#include<stdio.h>

#define ONE_FLAG (1<<0)
#define TWO_FLAG (1<<1)
#define THREE_FLAG (1<<2)
#define FOUR_FLAG (1<<3)
void Print(int flags)
{
  if(flags & ONE_FLAG) 
  {
    printf("One\n");
  }
  if(flags & TWO_FLAG)
  {
    printf("Two\n");
  }
  if(flags & THREE_FLAG) 
  {
    printf("Three\n");
  }
  if(flags & FOUR_FLAG)
  {
    printf("Four\n");
  }
}

int main()
{
    Print(ONE_FLAG);
    printf("\n");
    Print(ONE_FLAG|TWO_FLAG);
    printf("\n");
    Print(ONE_FLAG|TWO_FLAG|THREE_FLAG);
    printf("\n");
    Print(ONE_FLAG|TWO_FLAG|THREE_FLAG|FOUR_FLAG);
    printf("\n");
    return 0;
}
